Abstract: medRxiv preprint doi: https://doi.org/10.1101/2022.12.15.22283488; this version posted December 15, 2022. The copyright holder for this preprint (which was not certified by peer review) is the author/funder, who has granted medRxiv a license to display the preprint in perpetuity. All rights reserved. No reuse allowed without permission. 1 Effect of Ivermectin 600 µg/kg for 6 days vs Placebo on Time to Sustained Recovery in Outpatients with Mild to Moderate COVID-19: A Randomized Clinical Trial Susanna Naggie, MD, MHS,1,2 David R. Boulware, MD, MPH,3 Christopher J. Lindsell, PhD,4 Thomas G. Stewart, PhD,5 Stephen C. Lim, MD,6 Jonathan Cohen, MD,7 David Kavtaradze, MD,8 Arch P. Amon, MD,9 Ahab Gabriel, MD,10 Nina Gentile, MD,11 G. Michael Felker, MD, MHS,1,2 Russell L. Rothman, MD, DPP,4 Dushyantha Jayaweera, MD,12 Matthew W. McCarthy, MD,13 Mark Sulkowski, MD,14 Sybil Wilson, RN,1 Allison DeLong, BS,1 April Remaly, BA,1 Rhonda Wilder, MS,1 Sean Collins, MD, MSci,4,15 Sarah E. Dunsmore, PhD,16 Stacey J. Adam, PhD,17 Florence Thicklin,18 George J. Hanna, MD,19 Adit A. Ginde, MD, MPH,20 Mario Castro, MD, MPH,21 Kathleen McTigue, MD, MPH, MS,22 Elizabeth Shenkman, PhD,23 Adrian F. Hernandez, MD, MHS1,2 for the Accelerating Covid-19 Therapeutic Interventions and Vaccines (ACTIV)-6 Study Group and Investigators 1 Duke Clinical Research Institute, Duke University School of Medicine, Durham, NC; 2 Department of Medicine, Duke University School of Medicine, Durham, NC; 3Division of Infectious Diseases and International Medicine, University of Minnesota, Minneapolis, MN; 4 University Medical Center, Nashville, TN; 5School of Data Science, University of Virginia, Charlottesville, VA; 6University Medical Center New Orleans, Louisiana State University Health Sciences Center, New Orleans, LA; 7Jadestone Clinical Research, LLC, Silver Spring, MD; 8 David Kavtaradze, MD, Inc., Cordele, GA; 9Lakeland Regional Medical Center, Lakeland, FL; 10 Focus Clinical Research Solutions, Charlotte, NC; 11Department of Emergency Medicine, Lewis Katz School of Medicine at Temple University, Philadelphia, PA; 12Department of NOTE: This preprint reports new research that has not been certified by peer review and should not be used to guide clinical practice. medRxiv preprint doi: https://doi.org/10.1101/2022.12.15.22283488; this version posted December 15, 2022. The copyright holder for this preprint (which was not certified by peer review) is the author/funder, who has granted medRxiv a license to display the preprint in perpetuity. All rights reserved. No reuse allowed without permission. 2 Medicine, Miller School of Medicine, University of Miami, Miami, FL; 13Weill Cornell Medicine, New York, NY; 14Division of Infectious Diseases, Johns Hopkins University, Baltimore, MD; 15Veterans Affairs Tennessee Valley Healthcare System, Geriatric Research, Education and Clinical Center (GRECC), Nashville, TN; 16National Center for Advancing Translational Sciences, Bethesda, MD; 17Foundation for the National Institutes of Health, Bethesda, MD; 18Stakeholder Advisory Committee, Pittsburgh, PA; 19Biomedical Advanced Research and Development Authority, Washington, DC; 20University of Colorado School of Medicine, Aurora, CO; 21Division of Pulmonary, Critical Care and Sleep Medicine, University of Missouri-Kansas City School of Medicine, Kansas City, KS; 22Department of Medicine, University of Pittsburgh Medical Center, Pittsburgh, PA; 23Department of Health Outcomes..